Mineralogical and Geochemical Compositions of Ammonian Illite-Enriched High-Rank Coals of the Xingying Mine, Northeastern Chongqing, China
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DOI: 10.1021/acsomega.2c02062
Abstract: Ammonian illite (NH4-illite)-rich late Permian coals of high rank were discovered in southwestern China. This research reports new mineralogical and geochemical data of 11 bench samples from the adjacent Xingying mine, northeastern Chongqing Coalfield, southwestern… read more here.
Keywords: high rank; xingying coals; mineralogical geochemical; nh4 illite ... See more keywords
Formation of NH4-Illite-Like Phase at the Expense of Dioctahedral Vermiculite in Soil and Diagenetic Environments — An Experimental Approach
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DOI: 10.1346/ccmn.2018.064082
Abstract: Selective sorption and/or fixation of cations with low hydration energies (e.g. K+, NH4+, Rb+, Cs+) by vermiculites is a well known phenomenon in soil science and it has been described by many investigators since the… read more here.
Keywords: like phase; fixation; dioctahedral vermiculite; nh4 illite ... See more keywords